A device smaller than a grain of dust is emerging as a surprisingly powerful candidate to reshape how quantum computers are ...

Researchers have designed a new device that can efficiently create multiple frequency-entangled photons, a feat that cannot be achieved with today's optical devices. The new approach could open a path ...

Combining two kinds of quantum computing devices could be just the trick for taking better images of faint, faraway ...

A device smaller than a grain of dust may help unlock the kind of quantum computers people have only dreamed about. Built on ...

Irish quantum computing startup Equal1 Ltd. said today it has raised $60 million in a new funding round led by the Ireland ...

Google has launched Willow, one of the world’s most powerful quantum computers, at its Santa Barbara facility in the United ...

Quantum computing promises extraordinary power, but that same power may expose new security weaknesses. Quantum computers are expected to deliver dramatic gains in processing speed and capability, ...

Quantum computing is moving from the theoretical to the commercially applicable, but only one company has achieved 99.99% two-qubit gate fidelity (a measure of results accuracy). That company is IonQ ...

Quantum computers could rapidly solve complex problems that would take the most powerful classical supercomputers decades to ...

Quantum computers promise unprecedented computing speed and power that will advance both business and science. These same ...

Most of today's quantum computers rely on qubits with Josephson junctions that work for now but likely won't scale as needed ...